/Engine/Source/Developer/DirectoryWatcher/Public/FileCache.h
Threading strategy forFAsyncDirectoryReader: The directory reader owns the cached and live state until it has completely finished. OnceIsComplete()is true, the main thread can have access to both the cached and farmed data.
FAsyncDirectoryReader ( const [FString](API\Runtime\Core\Containers\FString) & InDirectory, [EPathType](API\Developer\DirectoryWatcher\DirectoryWatcher__EPathType) InPathType )